David L. Motley - Mar 25, 2024 Form 4 Insider Report for Koppers Holdings Inc. (KOP)

Derivative Securities (e.g., puts, calls, warrants, options, convertible securities)

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Underlying Class	Amount	Exercise Price	Ownership	Footnotes
transaction	KOP	Dividend Equivalent Rights	Award	$0	+5.65	+9.77%	$0.00	63.5	Mar 25, 2024	Common Stock	5.65		Direct	F1, F2, F3
transaction	KOP	Dividend Equivalent Rights	Award	$0	+20	+31.5%	$0.00	83.5	Mar 25, 2024	Common Stock	20		Direct	F2, F4

* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Id	Content
F1	The dividend equivalent rights ("DERs") accrued with respect to additional time-based restricted stock units ("RSUs") credited to the reporting person with respect to deferred compensation. Each DER is the economic equivalent of one share of Koppers Holdings Inc. common stock.
F2	Once released, the RSUs corresponding to these DERs will become payable according to the election of payment designation that was filed by the reporting person subject to the Koppers Holdings Inc. Director Deferred Compensation Plan (the "Plan"). Such payment will be either lump sum or in annual installments commencing on the May 31st next following the reporting person's separation from service (as defined under the Plan) or, if later, and elected by the reporting person at the time he/she first elects to defer any payment under the Plan, May 31st of the year specified by the reporting person.
F3	Includes 5.933 DERs that inadvertently were not previously reported.
F4	The DERs accrued with respect to additional RSUs credited to the reporting person with respect to RSUs granted on May 4, 2023. Each DER is the economic equivalent of one share of Koppers Holdings Inc. common stock.